Updated 7 Jul 2015
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AVG PC Tuneup 15.0.1001.518
AVG PC Tuneup is an extensive tool which allows its users to completely overhaul their system in terms of performance.
56.0 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPShareware
AVG PC Tuneup Review - System Cleaner Download
IObit Advanced SystemCare 8.3.0.807
An excellent freeware registry cleaner and optimizer: IOBit's freeware registry cleaner, Advanced SystemCare is a comprehensive PC tune-up and registry optimizer geared towards users running the latest versions of Windows with support also for older versions like Windows XP and the upcoming Windows 8 release.
25.88 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree
IOBit Advanced SystemCare Review - System Cleaner Download
The PC Decrapifier 3.0.0
Remove preinstalled junk in one fell swoop: Recently purchased a new PC or thinking of getting one?
1.28 MB | For Windows 7, Windows 8 / Vista / XPFree
The PC Decrapifier Review - System Cleaner Download
Remo MORE 1.0.0.88
If you've found yourself in a situation where your computer has slowed to a crawl, it may be time to start looking for some software to help optimize various components and services.
25.7 MB | For Windows 7, Windows 8 / Vista / XPFree
Remo MORE Review - System Cleaner Download
Puran Utilities 3.0
A true all-in-one "swiss army knife" system maintenance and optimization suite: Puran Utilities is a collection of 24 different utilities designed to clean up and speed up your computer; it includes tools which can be described as clean-up, maintenance, security and registry cleaning.
9.88 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree
Puran Utilities Review - System Cleaner Download
JetClean 1.5.0
Provides tweaks and improvements for Windows and startup: CCleaner and Advanced SystemCare are two programs which many know.
3.45 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree
JetClean Review - System Cleaner Download
DustBuster 2.0
DustBuster is a garbage file removing utility for Microsoft Windows operating systems.
299 KB | For Windows 7 / Vista / XP / NTFree
DustBuster Review - System Cleaner Download
Glary Utilities 5.29.0.49
A collection of powerful tools to optimize and clean your PC and improve its performance: We were very surprised to find a freeware utility like Glary Utilities which did so much without having the nag the user to upgrade to a full version.
8 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree
Glary Utilities Review - System Cleaner Download
Baidu PC Faster 5.1.3
Provides several PC optimizations to improve PC performance and clean up Internet history: Baidu PC Faster is an advanced optimization and security application that makes your PC perform like new again using four cleaning modes and more than 300 cleaning checkpoints.
1.5 MB | For Windows 7, Windows 8 / Vista / XPFree
Free Internet Window Washer 3.6.1
Free Internet Window Washer is a free privacy cleaner to remove internet tracks and computer activities.
1.24 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree
Avira System Speedup 1.6.10.1246
Over time, any PC will accumulate hundreds of thousands of unseen and unnecessary processes.
2.5 MB | For Windows 7, Windows 8 / Vista / XPShareware
CM DiskCleaner 2.1.7
Helps clean up junk and garbage from your system such as temporary files to improve speed: CM DiskCleaner is an award-winning disk cleaning and optimizing tool for your computer.
6.85 MB | For Windows 7, Windows 8 / Vista / XP / NTFree
Duplicate Finder 5.5
Clean your PC of duplicate files: Duplicate Finder is a duplicate file cleaner which uses CRC32 or exact byte matches to find files on your PC which are exactly the same.
0.91 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree
Duplicate Finder Review - System Cleaner Download
IObit Toolbox 1.2
IObit Toolbox is a free portable system maintenance application which can be run from a USB stick.
21.46 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree
IObit Toolbox Review - System Cleaner Download
Wise Disk Cleaner 8.62
A PC system cleaning application with well thought-out features: Talk about useful!
2.39 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree
Wise Disk Cleaner Review - System Cleaner Download
Windows CleanUp! 4.5.2
Windows CleanUp!
331.31 K | For Windows 7, Windows 8 / Vista / XPFree
Windows CleanUp Review - System Cleaner Download
Anti-Twin 1.8d
Surely if you've had your PC long enough without a reinstall of Windows, you have a lot of various duplicate files laying around on your PC.
890 KB | For Windows 7, Windows 8 / Vista / XPFree
Anti Twin Review - System Cleaner Download
Temp File Cleaner 4.4.0
Temp File Cleaner has a pretty basic task: To clean temporary files from your system that may be wasting space and in some cases, slowing down your entire system.
1.88 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree
Temp File Cleaner Review - System Cleaner Download
Wise Care 365 3.73
After using new advanced algorithms, Wise Care 365, designed to take care of your PC every day, makes itself stand out from the crowd in both features and appearances.
7.29 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree
MSConfig Cleanup 1.52
Effective software at removing junk from your MSConfig: MSConfig Cleanup is a small and lightweight program which can help you manage which programs start up with Windows on boot.
0.67 MB | For Windows 7, Windows 8 / Vista / XP / NTFree
MSConfig Cleanup Review - System Cleaner Download
Ashampoo WinOptimizer 12.00.20
Ashampoo WinOptimizer is an application designed to help users maintain, optimize and cleanup their system more easily without having to use multiple third party programs.
| For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPShareware
Ashampoo WinOptimizer Review - System Cleaner Download
ToolWiz Care 3.1.0.5500
ToolWiz Care is a set of free-of-charge tools designed to speed up your PC and give your system a full range of care.
7.3 MB | For Windows 7, Windows 8 / Vista / XPFree
Duplicate File Finder 5.0
Duplicate File Finder (and we should add, deleter) is a freeware application developed by Auslogics and certainly one of the best freeware system cleaning applications featured on this site.
4.78 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree
Duplicate File Finder Review - System Cleaner Download
CCleaner 5.07.5261
A must-have Swiss army knife, freeware system utility: Simply the best free registry cleaner, CCleaner supports both Windows 32-bit and Windows 64-bit.
2.9 MB | For Windows 7, Windows 8 / Vista / XPFree
CCleaner Review - System Cleaner Download
Kingsoft PC Doctor 3.7.0.47
Feature-packed system diagnostics tool and optimizer: Freeware fans should be happy to learn that Kingsoft has released a bundle of applications which tune and optimize Windows.
5.32 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree
PC Doctor Review - System Cleaner Download
nLite 1.4.9.3
Every now and then, it can become a pain when you're having to deal with unwanted Windows components which are usually impossible or very difficult to remove.
2.5 MB | For Windows 7, Windows 8 / Vista / XPFree
nLite Review - System Cleaner Download
DriveCleanup 1.1.0
DriveCleanup removes all currently non present "Storage Volumes", "Disk", "CDROM", "Floppy" USB drives and their USB devices from the device tree.
28 KB | For Windows 7, Windows 8 / Vista / XPFree
Cleano 1.31
Software which provides the option to either clean TEMP files at once or automatically on login: Cleano is a small Windows utility to clean temporary files immediately or on login.
0.18 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree
System Ninja 3.0.7
System Ninja is a fast, powerful and effective system optimization solution for Windows XP, Windows Vista and Windows 7.
1.82 MB | For Windows 7, Windows 8 / Vista / XPFree
Sweepi 5.4
Is your system slower and less efficient than it was before?
4.79 MB | For Windows 7, Windows 8 / Vista / XPFree
360Amigo 1.2.1.8200
Whether you've owned your PC for a while or you've just purchased it to realize that it's completely filled with bloatware and useless applications, you might have realized that it is inherently slow.
6.17 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree
SpeedItup Free Review - System Cleaner Download
Disk Cleaner 1.8.1795
Disk Cleaner is an effective tool on your belt which helps reduce disk space usage caused by junk.
844 KB | For Windows 7, Windows 8 / Vista / XPFree
Disk Cleaner Review - System Cleaner Download
Free Disk Cleaner 2015
GiliSoft Free Disk Cleaner is a quick and safe junk file cleaner.
0.14 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPAdware
Should I Remove It 1.0.4
Should I Remove It, as the title may suggest, is software which can help you decide on whether you would like to keep or uninstall software on your system.
2.03 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree
Should I Remove It Review - System Cleaner Download
Ashampoo WinOptimizer 12.00.20
System optimization toolkit which can help improve performance by providing extra security and cleaning junk: WinOptimizer Platinum by Ashampoo is a complete and comprehensive set of utilities which keeps your Windows PC in top operating condition.
11.65 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPShareware
Ashampoo WinOptimizer Platinum 3 Review - System Cleaner Download
PC Health Optimizer 2.5
Freeware optimization utility: Featuring a set of 10 different tools in various areas, PC Health Optimizer (Free Version) will improve the performance of your Windows-based system by performing clean-up and optimization taks on the registry, your system memory, hard drives and more.
10.76 MB | For Windows 7, Windows 8 / Vista / XP / NTFree
PC Health Optimizer Free Edition Review - System Cleaner Download
WinUtilities Free 11.35
Very useful utility pack for Windows optimization: There are plenty of freeware utilities on the market which promise to clean your system and bring it up to par with something that you might see in the shoppes, but a lot of them fail miserably or only barely make your system perform better.
5.66 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree
WinUtilities Free Edition Review - System Cleaner Download
Duplicate Cleaner 3.2.6
Duplicate Cleaner is a free utility which helps you keep your local and external hard drives free of duplicate files.
5.25 MB | For Windows 7, Windows 8 / Vista / XPFree
Duplicate Cleaner Review - System Cleaner Download
WashAndGo 2015n
WashAndGo is a maintenance tool that will help you keep your PC in perfect working order, deleting unnecessary files and organizing all of the data on your hard disk.
13.83 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPShareware
WashAndGo Review - System Cleaner Download
Acebyte Utilities 3.1.1.0
When your Windows PC starts to slow down or you're experiencing severe slowdowns when you're booting your system up, it might be time to start tuning up your computer.
16.59 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree
Acebyte Utilities Review - System Cleaner Download
DiskMax 4.85
DiskMax is a small-ish utility which essentially deletes useless files left-over on your hard drive.
1.16 MB | For Windows 7, Windows 8 / Vista / XPFree
DiskMax Review - System Cleaner Download
Norton PC Checkup 3.0
Norton PC Checkup is a free tool that Symantec offers you so you may check whether your computer is running at peak performance; of course, they also include a basic virus-scanner which checks your PC for malware or viruses.
11.6 MB | For Windows 7, Windows 8 / Vista / XPFree
Norton PC Checkup Review - System Cleaner Download
IQmango PC Cleaner 1.0.4
IQmango PC Cleaner is a tool created for cleaning out unnecessary files from your computer.
4.33 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree
IQmango PC Cleaner Review - System Cleaner Download
Moo0 Disk Cleaner 1.23
Removes unwanted files from your PC with ease: Moo0 Disk Cleaner is a free tool which finds and removes unnecessary files from your computer.
3.11 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree
Moo0 Disk Cleaner Review - System Cleaner Download
PowerTools Lite EX 2013 2.1.0.1201
PowerTools Lite is the freeware registry cleaner offered free-of-charge from MaceCraft.
4.08 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree
PowerTools Lite 2011 Review - System Cleaner Download
Windows Medkit v1.63
Spyware, malware and viruses sometimes change your system settings in multiple different ways.
0.1 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree
Windows Medkit Review - System Cleaner Download
CCleaner Portable 5.05.5176
CCleaner is our system optimization, privacy and cleaning tool.
5.1 MB | For Windows 7, Windows 8 / Vista / XPFree
Auslogics Browser Care 3.0.0.0
Auslogics Browser Care is a program which was apparently created to improve Internet browser experience by providing a way to control how different browsers act.
7.3 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree
Auslogics Browser Care Review - System Cleaner Download
CleanAfterMe 1.37
CleanAfterMe is a small and useful utility which cleans up all traces you have left behind after you've finished using a PC.
0.04 MB | For Windows 7, Windows 8 / Vista / XP / NTFree
CleanAfterMe Review - System Cleaner Download
Argente Disk Cleaner 1.2.0.3
The typical PC user will normally accumulate a lot of useless temporary files just by using their computer.
2.16 MB | For Windows 7, Windows 8 / Vista / XPFree
Argente Disk Cleaner Review - System Cleaner Download